A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5975-01-424-0314
NSN 6110-00-900-8227
NSN 6145-01-299-4783
NSN 6610-01-371-3006
NSN 4140-01-051-4428
NSN 5925-01-086-6407
NSN 6130-01-020-7307
NSN 6135-01-437-7741
NSN 5905-00-364-7790
NSN 6145-01-529-6566
NSN 6145-00-578-7522
NSN 6220-00-696-1519